JPH0390538U - - Google Patents

Info

Publication number
JPH0390538U
JPH0390538U JP1989150828U JP15082889U JPH0390538U JP H0390538 U JPH0390538 U JP H0390538U JP 1989150828 U JP1989150828 U JP 1989150828U JP 15082889 U JP15082889 U JP 15082889U JP H0390538 U JPH0390538 U JP H0390538U
Authority
JP
Japan
Prior art keywords
output voltage
voltage
comparator
abnormality
connect
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP1989150828U
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1989150828U priority Critical patent/JPH0390538U/ja
Publication of JPH0390538U publication Critical patent/JPH0390538U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Monitoring And Testing Of Transmission In General (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示す警告回路のブ
ロツク図、第2図は同第1図のチユーナ部のアン
テナ入力レベルに対するAGC電圧の特性図、第
3図は同第1図のリレー回路と警報装置との接続
図である。 2……チユーナ部、3……コンパレータ、4,
6……警告素子のドライブ回路、5,9……リレ
ー、7……発光ダイオード、8……電源回路、1
0,11……警報装置、12……警報装置の電源
、Ref……比較用の基準電圧である。

Claims (1)

    【実用新案登録請求の範囲】
  1. 衛星放送等の受信システムにおいて、接続した
    アンテナの入力レベルに応じて変化するチユーナ
    部のAGC出力電圧を電圧比較のコンパレータに
    接続し、同コンパレータにて基準電圧と同AGC
    出力電圧とを比較し同コンパレータ出力をドライ
    ブ回路に接続し、同ドライブ回路出力を警告表示
    素子の発光ダイオードおよびリレー等に接続し、
    前記AGC出力電圧が基準電圧以下において、受
    信状態の異常あるいは機器の異常として知らせる
    ことを特徴とする警告回路。
JP1989150828U 1989-12-28 1989-12-28 Pending JPH0390538U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989150828U JPH0390538U (ja) 1989-12-28 1989-12-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989150828U JPH0390538U (ja) 1989-12-28 1989-12-28

Publications (1)

Publication Number Publication Date
JPH0390538U true JPH0390538U (ja) 1991-09-13

Family

ID=31697160

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989150828U Pending JPH0390538U (ja) 1989-12-28 1989-12-28

Country Status (1)

Country Link
JP (1) JPH0390538U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7539129B2 (en) 2004-11-26 2009-05-26 Fujitsu Limited Server, method for controlling data communication of server, computer product

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7539129B2 (en) 2004-11-26 2009-05-26 Fujitsu Limited Server, method for controlling data communication of server, computer product

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